Theo Burchard
13Patents
8h-index
10Co-inventors
65Inventor score
Filing activity: Dec 21, 1994 → Dec 1, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6474695B1 | Security element in the form of a thread or be embedded in security and methods of producing it | Textiles; Paper | 85 | Expired |
| US5688587A | Antifalsification paper having a thread- or band-shaped security element and a method for producing it | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6343745B1 | Security device | Performing Operations; Transporting | 35 | Expired |
| US7479320B2 | Security element and method for producing the same | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6491324B1 | Safety document | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5876068A | Security element in the form of a thread or strip to be embedded in security documents and methods of producing it | Textiles; Paper | 32 | Expired |
| US6030691A | """Antifalsification"" paper having a thread or band shaped security element and a method of producing same" | Emerging Cross-Sectional Technologies | 27 | Expired |
| US8333870B2 | Security paper | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8449969B2 | Security element for security papers and valuable documents | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8465625B2 | Security paper and method and apparatus for producing the same | Performing Operations; Transporting | 2 | Expired |
| US7989055B2 | Security element and method for producing the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US7648763B2 | Security element and method for production thereof | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7744797B2 | Interlaminar structure for security element | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.